TABLE OF CONTENTS

1. General
   Design input
   Project brief
    Project capacity
    Standard & Capacity
    Project Scope
2. Design Fundamental
   Civil Work
   Raw Water
   Fuel
   Cooling Water
   Electrical
3. General Arrangement
   Civil work
   Water pond
   Oil storage
4. System Specification
   Diesel generating set:
   Governor system for DG
   Fuel Circuit System
   Lube Oil Circuit System
   Starting Air Circuit System
   Cooling Water Circuit System
   Intake air and ventilation system
   Exhaust gas and environmental impact mitigatory system
    Steam system
    Water soften system for exhaust gas boiler
    Electrical System
   H.V. system
   6kV generator system
   L.V. system
   L.V. power source for power plant
   DC panel
   Control system
   DG
   Central control panel
   Protection system
5. Main equipments specifications
   Diesel engine
   Alternator
   Heavy fuel oil separator module
   Lube oil separator module
   Common Circulating & Booster module
   Exhaust Gas Boiler
Air compressor
   Air receiver
   Cooling tower
   S9-250/6/0.4 Station transformer
   HFO unloading pump station
   DO unloading pump station
   Station batteries and battery charger panel
   Heavy Fuel Oil storage
   Diesel Oil Storage
   Buffer HFO Tank
   Daily Heavy Fuel Oil Tank
   Daily Diesel Oil Tank
   Residual oil tank
6. Drawings
   Layout for 4X2MW HFO power plant
   600 m3 HFO storage
   200 m3 DO storage
   50 m3 HFO buffer tank
   Fuel system
   HFO separator module
    Lube oil system
    Lube oil separator module
    Boiler and silencer arrangement
    Steam system
    Starting air system
    Single line drawing for power plant
    Generator Protect
    DC Panel

1.      General

    Design input

    INFORMATION REQUIRED FOR SELECTION / SIZING / DESIGN OF POWER PLANT

A     SITE CONDITIONS

      1)   Altitude (m above Sea Level) 300 m

      2)   Maximum Ambient Temp. (°C)42 c

      3)   Relative Humidity at Maximum Ambient (%) 75%

4)   Minimum Ambient Temp. (°C) -8 c

5)   Average ambient temp. (°C) 25 c

      6)   Environment  (Dusty / Clean)

      7)   Presence of any Hazardous or Chemically Active Gases In Surrounding Air No

      8)   Soil bearing capacity (< 15 tons/m2)

      9)   Water table at site more than 100 m

      B    POWER REQUIREMENT

      1)   Maximum Demand (kVA) 7500

      2)   Minimum continuous process loads (kVA / kW) 5000/4000 Email on 2008/7/16:

      All sets it will be working paralleled together.

      Note: you know all machines of the plant not working every time maybe some machine working and the other stop that i main the min power it will be 1MW and max power 5 MW and voltage 2MW with 6 KV and 3 MW 400V.

      3)   Grid Voltage and Frequency 400V- 50 Hz

            Variation Percentage

      4)   Whether Independent Auxiliary Power Supply (400 V) available yes

      5)   Proposed Power Plant capacity (MW) 4000 kw

      C    STEAM REQUIREMENT (IF ANY)

      1)   For process Steam (Quantity T/hr, pressure) ?

      2)   For air-conditioning / chillers etc (quantity T/hr., pressure) ?

      3)   For fuel heating only? 100 kw

      4)   Existing Boiler(s) details No

      D    FUEL

      1)   Type of fuel to be used HFO (Please provide specifications of fuel)

      2)   Approximate price of fuel at site

      3)   Design Viscosity of Fuel handling System (180 or 380 cSt at 50 °C)?

      4)   Fuel Handling and Storage Facility at site (If any for existing Generating Sets)? 2 tank 200m3

    INFORMATION REQUIRED TO DETERMINE OPERATING PHILOSOPHY

    A    POWER PLANT OPERATION (Continuous)

    B    PARALLEL OPERATION

      1)   With grid (Yes / No )?

      2)   Between proposed DG Sets (Yes )?

      3)   With existing DG Sets (/ No)?

            Details of existing DG sets (if parallel operations req.)

            i) Supplier / Model / Nameplate details No

            ii) Rating (kVA / kW)

            iii) Make / Model / Type of Governor

            iv) Type of Excitation / AVR

            v) Synchronization Facility

   C    SPECIAL REQUIREMENTS

1)      Motor Starting Duty  (If any) ?

(If yes, please provide details wherever possible)

2)      Furnace application No

(If yes, please provide details wherever possible)

      3)   Non-linear Thyristor Loads, if any?No

      4)   Any other non-standard loads, if any?

      5)   Voltage requirement (6.6 )

      6)   Water Availability (Sufficient- Cooling Towers, Scarce - Radiators)

    INFORMATION ABOUT THE CLIENT (PURCHASER / OWNER COMPANY)

      1)   Contact Person & Designation

            Office Address / Telephone / Fax #

      2)   Name / address / Tel. of Consultant (if any)

      3)   Annual Turnover of the Company

      4)   Main Product and installed capacity

      5)   Location of the Site

      6)   Whether power requirement is for new project?

      7)   Project Implementation Schedule

            (Power Out - month / year) one year

      8)   Mode of Financing the Project cash

      9)   Type of Offer Required (Feasibility Study / Indicative / Budget / Firm) ?

Additional Information

1. The project background;

2. What is the current stage of the project?

3. Is the fund ready? From where the fund is provided? And ratio, it is ready from bank

4. What is your role in this project? Contractor, employer, agent, or other? Contractor

5. Technical and commercial documents or inquiries if available.

Project brief

This power plant is designed as main source for cement factory.

The power plant consists of 4 sets of diesel generators, with capacity of 2000KW per set; install capacity of 8MW.

DG set configuration

The specification outlines the scope of supply for each DG set;

The DG set is driven by diesel engine model GN8320ZD8 manufactured by Ning Dong, which is the largest middle speed engine manufacturer in China;

The engine will use diesel oil/heavy fuel oil as fuel. The fuel treatment equipments are designed according to the requirements of using heavy fuel oil.

Standard & code

The design is according to the Chinese standard & code, in line with ISO/IEC standard. The project is designed under the merit of "advanced technology, highly efficiency, safety, economy and practicality".

The installation and the commissioning should be in line with the above standard & code.

Project scope

The scope of the Seller:

Engineering design of the power plant, including power system, fuel system, lubricating oil system, starting air system, cooling water system, air intake & exhaust, compressed air system, control & measuring system, electrical system, etc;

Supplying equipments and materials according to the scope of delivery list;

Installation supervision and commissioning of the power plant;

2.    Design Fundamentals

    2.1 Civil work:

    The civil works of the power station and fuel storage are NOT included in Supply Scope. The Seller will provide the following drawings and technical information, which will assist civil consultant in designing the foundation and powerhouse.

    -      General assembly drawing

    -      Powerhouse layout

    -      Foundation plan

    -      Schematic piping diagram

    The Buyer shall provide the following data for information and use:

    .      Soil bearing capacity

    .      Dynamic characteristics of soil

    2.2 Raw water:

    Adopt the city water or river water nearby the plant.

    Water for exhaust boiler shall be treated according to the international standard and the Chinese standard (GB).

    2.3 Fuel:

    HFO (180cSt/50 °C, 380 cSt/50 °C Heavy Fuel Oil) and diesel oil are the main fuel. The HFO need to be treated before entering the generator. The fuel treatment equipments for this power plant are designed according to  heavy fuel oil.

    2.4 Cooling water:

    Adopt cooling tower for cooling, and use city water or river water for cooling water.

    2.5 Electricity:

    Four 2MW/6kV HFO generators will work in parallel, supply electricity to one 6KV bus-bar. The LV electricity source for the power plant is supplied by a 250KVA transformer from the 6kV bus-bar.

3.    General arrangement:

    3.1 Main building

    The main building will be arranged in 2 lines:

    The first line (Control room) is for the electrical control room, switchgear room, water soften treatment room and air compressor, air receiver. The second floor is for steam exhaust gas boilers and silencers, boiler is hypaethral layout. The distance of the columniation is 6 m; the span is 8 m, length is 42M and height is 4 m;

    A.    Control room

    The total area of control room is 336 square meters with length of 42m, width of 8m and height of 4 m. The roof of the control room is of reinforced concrete construction, and is flat roof that is convenient for installing equipments on it. One silencer and its bracket with weight of 0.8 ton are arranged for each generator, total is 4 sets, and total weight for 4 silencers is 3.2 tons. An exhaust gas boiler with weight of 5 tons is arranged for every two generators, total is 2 boilers, and total weight for 2 boilers is 10 tons. For each boiler, girder for bearing the weight shall be arranged.

    Inside the control room, there are HV switchgear room, LV control room, water soften treatment room and air compressor room. All HV and LV cables will be connected to switchgears or control panels through cable channels in the control room.

    Double deck sound insulation glazing with length of 1800 mm, width of 1500 mm, and thickness of 8 mm is installed on the control room wall facing to the alternator end of the generator. The bottom of glazing shall be 800 mm above the ground.

    Ventilation for the control room adopts air conditioner.

    B.    Generator hall

    The total area of steel construction main building is 756 square meters with length of 42 m, width of 18m. The distance of the columniation is 6 m. A 10 tons double girder bridge crane with span of 16.5 m is installed in the generator hall. The installing height of columniation for crane railway is 7 m, and its total height is 9.6m. The maximum height of the main building is 12.8 m.

    Main equipments in generator hall:   

    a.       4 sets of 2MW generators

    Model: 2000GF1-1; Rated power: 2000kW; Rated speed: 600r/min; Weight for each generator: 44 tons including diesel engine 25 tons, alternator 16 tons and engine frame base 2.8 tons.

    b.      One set of fuel booster module

    Weight for the fuel booster module; 2.3 tons.

    c.       One set of HFO separator double module

    Weight for the separator module: 4000kg.

    d.      Two sets of lube oil separator modules

    Weight for each lube oil separator module: 800kg.

                                                                                                     Generator Hall For Jogana Power Plant

    3.2 Water pond

    One water pond is arranged besides the main building. The water pond is of reinforced concrete construction with length of 21.4 m, width of 4 m, and height of 3 m. The wall thickness of the water pond is 0.3 m.

    Four cooling towers are installed on the water pond.

    Cooling tower specifications:

    Model: GBL-100; Fan diameter: 1800mm, Fan motor: 5kW, Dry weight: 1800kg, Wet weight: 2000kg.

    Water supply and drain are designed for the water pond.

    3.3 Oil storage

    Total area for oil storage is 588 square meters with length of 42 m and width of 14 m. The following oil storages are arranged:

    a.       One heavy fuel oil storage with volume of 600 cubic meters, storage diameter of 9.55 m, height of 9 m, dry weight of about 60 tons and total weight of 660 tons. The intensity of foundation shall be fully considered.

    b.      One diesel oil storage with volume of 200 cubic meters, storage diameter of 5.9m, height of 7.5 m and total weight of 220 tons. The intensity of foundation shall be fully co, nsidered.

    c.       Two , bu, ffer heavy fuel oil t, anks with volume of 50 cubi, , , c meters, stor, a, , ge diameter of 3, .8 m, height of 4.5 m and total weig, ht of 60 tons.,

    d.      One daily HFO tank, one daily DO tank and one residual oil tank with volume of 20 cubic meters, tank diameter of 2.4 m, length of 5 m and total weight of 22 , tons for each oil tank. The tanks are installed beside the water pond.

               Fireproofing wall with height of 1.6 m is arranged around the oil storage, earthing for avoiding thunder-strike shall be considered for the oil storage.

                                                                                                                                          Oil Storage And Cooling Water

4.    System specifications:

    Diesel generating set:

    According to the power capacity 8MW, the project plan configures 4 units of diesel generators.

    Rating of the D.G. set 

    Under above mentioned site conditions

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           Rating at       Alternator       Rating at

           engine          efficiency        alternator

           crankshaft                          terminal(MCR)

           KWm             ( % )             KWe           KVA(0.8 pf)

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    Nominal        2206              93                 2000          2500

    Running    

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    Note : COP rating will be 90 % of MCR

During each of the above-mentioned stages of sudden loading, the transient speed drop will be restricted to a maximum value of 10% of the rated speed.